A  that represents the set of permitted values that can be used to populate a coded data item.

Notes

• A value set binding can be defined using individual rules. For example concepts that are: in a list of included , members of a specified  or  of a specified concept. 

•  provide a more flexible way to represent value set bindings as they are able to represent and combine a range of different rules to determine the set of  or  that are part of a value set.

Example

• The following expression constraint defines a value set that includes all concepts that represent a  defined as using an  for access.

<<387713003 |Surgical procedure (procedure)|:
	425391005 |Using access device (attribute)| = <<37270008 |Endoscope, device (physical object)|

Related Links

• Glossary
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• Specifications
  • Expression Constraint Language - Specification and Guide